圖片僅供參考
MAX485CPA+
+物料清單IC TRANSCEIVER HALF 1/1 8PDIP
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製造商類比設備股份有限公司/Maxim集成
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製造商部分 #MAX485CPA+
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規格
| 屬性 | 價值 |
| Part Status | Active |
| Base Product Number | MAX485 |
| Type | Transceiver |
| Protocol | RS422, RS485 |
| Number of Drivers/Receivers | 1/1 |
| Duplex | Half |
| Data Rate | 2.5Mbps |
| Voltage - Supply | 4.75V ~ 5.25V |
| Operating Temperature | 0°C ~ 70°C |
| Mounting Type | Through Hole |
| Package | 8-DIP (0.300", 7.62mm) |
| Supplier Device Package | 8-PDIP |
| Packaging | Tube |
| Receiver Hysteresis | 70 mV |
概述
Description
Key features include a driver and a receiver, both capable of operating at data rates up to 2.5 Mbps. It also supports half-duplex communication, allowing the same pair of wires to be used for both transmitting and receiving data. The device is designed to withstand harsh environments, with protection against short circuits and excessive voltages.
The MAX485CPA+ is encapsulated in an 8-pin package and is compatible with standard TTL and CMOS logic levels. Its wide common-mode voltage range and high noise immunity make it suitable for robust data communication. This transceiver is commonly used in networking, industrial automation, and instrumentation applications.
Equivalent
1. SN75176A by Texas Instruments
2. ADM485 by Analog Devices
3. SP485 by Exar Corporation (now part of MaxLinear)
4. LTC485 by Linear Technology (now part of Analog Devices)
5. SN65HVD1780 by Texas Instruments
These alternatives offer similar functionalities suitable for differential data transmission in industrial and commercial applications. Always check the datasheet for specific compatibility.
Features
1. Low Power Consumption: It operates on a single 5V supply, consuming minimal power, making it suitable for power-sensitive applications.
2. Data Rate: Supports data rates up to 2.5Mbps, ensuring fast data transmission.
3. Half-Duplex Communication: Facilitates communication over a single differential pair, reducing wiring complexity.
4. Driver/Receiver Enable: Includes separate enable pins for precise control of the driver and receiver, allowing for direction control in half-duplex applications.
5. Slew-Rate Limiting: Features a slew-rate limited driver to minimize electromagnetic interference (EMI) and reflections in long cable runs.
6. ESD Protection: Offers enhanced electrostatic discharge protection to withstand handling and environmental stress.
7. Extended Temperature Range: Functions effectively within an extended temperature range, suitable for demanding industrial environments.
8. 8-Pin DIP Package: Easy to implement in various designs with a standard 8-pin DIP package.
These features make the MAX485CPA+ ideal for applications needing reliable and efficient serial communication.
Pinout
1. RO (Pin 1): Receiver Output. This pin outputs the data received by the transceiver.
2. RE̅ (Pin 2): Receiver Output Enable. Active low signal to enable the RO pin.
3. DE (Pin 3): Driver Output Enable. This pin controls the driver outputs, active high.
4. DI (Pin 4): Driver Input. Data input for the driver, which is sent out on the A and B pins.
5. GND (Pin 5): Ground. Reference point for the device.
6. A (Pin 6): Driver Output/Receiver Input. Non-inverting.
7. B (Pin 7): Driver Output/Receiver Input. Inverting.
8. VCC (Pin 8): Supply Voltage. Powers the device, typically 5V.
The MAX485CPA+ is used for differential communication over long distances and is known for low power consumption.
Manufacturer
Analog Devices, Inc. is a multinational semiconductor company that focuses on designing and manufacturing analog, mixed-signal, and digital signal processing (DSP) integrated circuits. These products are used in a wide array of applications, including industrial, automotive, consumer electronics, healthcare, and communications. The company's solutions are crucial for processing real-world phenomena like temperature, pressure, sound, light, speed, and motion for digital processing in electronic devices. Through its acquisition of Maxim Integrated, Analog Devices has strengthened its market position and expanded its product offerings in the semiconductor industry.